18963742

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{13151}}^1$

素因数の和:13263

約数の個数: 16

約数和(自身を含む): 32827392

約数和(自身を除く): 13863650

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 13151, 26302, 92057, 184114, 1354553, 2709106, 9481871, 18963742]

約数ペア:

[(1, 18963742), (2, 9481871), (7, 2709106), (14, 1354553), (103, 184114), (206, 92057), (721, 26302), (1442, 13151)]